Finding the Fourth Proportional to 105,460.79, 158,191.18 and 35,389.31

Step by Step Solution

1. Step 1: Write the proportion equation
   105,460.79 : 158,191.18 = 35,389.31 : x
2. Step 2: Convert to fraction form
   105,460.79/158,191.18 = 35,389.31/x
3. Step 3: Cross multiply
   105,460.79x = 158,191.18 × 35,389.31
4. Step 4: Simplify right side
   105,460.79x = 5,598,275,828.86
5. Step 5: Solve for x
   x = 5,598,275,828.86/105,460.79
6. Step 6: Final answer
   x = 53,083.96